CVE-2020-15517 : Vulnerability Insights and Analysis
Learn about CVE-2020-15517, a cross-site scripting (XSS) vulnerability in TYPO3's ke_search extension versions 2.8.2 and 3.x up to 3.1.3. Find out the impact, affected systems, exploitation method, and mitigation steps.
The ke_search (aka Faceted Search) extension through 2.8.2, and 3.x through 3.1.3, for TYPO3 allows XSS.
Understanding CVE-2020-15517
This CVE involves a cross-site scripting (XSS) vulnerability in the ke_search extension for TYPO3.
What is CVE-2020-15517?
The ke_search extension versions 2.8.2 and 3.x up to 3.1.3 in TYPO3 are susceptible to XSS attacks, potentially allowing malicious actors to execute scripts in a victim's web browser.
The Impact of CVE-2020-15517
This vulnerability could be exploited by attackers to inject malicious scripts into web pages viewed by users, leading to various consequences such as data theft, unauthorized actions, or account compromise.
Technical Details of CVE-2020-15517
The technical aspects of the CVE.
Vulnerability Description
The ke_search extension in TYPO3 versions mentioned is vulnerable to cross-site scripting (XSS) attacks, enabling threat actors to inject and execute malicious scripts on affected web pages.
Affected Systems and Versions
- TYPO3 ke_search extension versions 2.8.2 and 3.x up to 3.1.3
Exploitation Mechanism
- Attackers can exploit this vulnerability by injecting crafted scripts into input fields or parameters processed by the ke_search extension, which are then executed in the context of the victim's browser.
Mitigation and Prevention
Protecting systems from CVE-2020-15517.
Immediate Steps to Take
- Update the ke_search extension to the latest patched version to mitigate the XSS vulnerability.
- Implement input validation and output encoding to prevent script injection in web applications.
Long-Term Security Practices
- Regularly monitor security advisories and updates for TYPO3 extensions to stay informed about potential vulnerabilities.
- Conduct security assessments and penetration testing to identify and address XSS and other security weaknesses in web applications.
Patching and Updates
- Apply security patches promptly to ensure that known vulnerabilities like XSS in the ke_search extension are addressed and mitigated effectively.